A retrograde pyelogram is a diagnostic test that looks inside your kidneys, bladder, and ureters with an X-ray. Ureters are tubes connecting your bladder and the kidneys. Typically, a retrograde ...

A retrograde pyelogram (RPG) is an imaging test that uses contrast dye in your urinary tract to take a better X-ray image of your urinary system. Your urinary system includes your kidneys, bladder, ...

One hundred and twenty-one subjects randomly selected from all patients referred for intravenous urography during a six-month period constituted the control group, which was divided into 61 ...